I don't think its the network:

 1  fa1-0.cr1.ch.core.rtr.uk.netscalibur.net (195.157.2.126)  0.518 ms
+  0.442 ms  0.421 ms
 2  fa4-0.gw4.th.rtr.uk.netscalibur.net (195.157.0.82)  3.741 ms  1.44
+6 ms  0.661 ms
 3  fa1-7.br1.th.rtr.uk.netscalibur.net (195.157.0.33)  3.822 ms  1.24
+3 ms  0.859 ms
 4  london10.bb.netscalibur.net (212.6.226.1)  3.722 ms  2.254 ms  0.6
+47 ms
 5  frankfurt10.bb.netscalibur.net (212.6.224.41)  12.540 ms  12.575 m
+s  12.175 ms
 6  so-1-3-1.ar2.FRA2.gblx.net (62.16.33.41)  12.810 ms  12.702 ms  12
+.842 ms
 7  so2-1-0-622M.cr2.FRA2.gblx.net (62.16.32.77)  13.298 ms  12.465 ms
+  13.145 ms
 8  pos1-0-622M.cr2.CLE1.gblx.net (206.132.111.118)  108.803 ms  109.6
+33 ms  109.085 ms
 9  so-7-0-0-622M.ar2.CLE1.gblx.net (206.132.111.162)  112.216 ms  109
+.188 ms  109.332 ms
10  PairNetworks.t3-1-0-0.ar2.CLE1.gblx.net (64.211.111.110)  111.681 
+ms  112.900 ms  112.222 ms
11  ads.perlmonks.org (66.39.54.27)  111.904 ms  113.736 ms  111.961 m
+s
[download]

The slowest part there is likely to be between me and the first router :)

/J\